KBR is a global provider of differentiated professional services and technologies across the asset and program lifecycle within the Government Services and Hydrocarbons sectors. Government Services, serving government customers globally, including capabilities that cover the full lifecycle of defense, space, aviation and other government programs. echnology, including proprietary technology focused on the monetization of hydrocarbons (especially natural gas and natural gas liquids) in ethylene and petrochemicals, ammonia, nitric acid and fertilizers, oil refining and gasification.